Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4309365 | Non-corrosive, non-staining evaporative cooler | David Van Ness, Joseph Hines | 1982-01-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4309365 | Non-corrosive, non-staining evaporative cooler | David Van Ness, Joseph Hines | 1982-01-05 |